Science

Saturday, 31 October 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Mushrooms
There are mushrooms that hunt animals.
An example of such a mushroom is the oyster mushroom. When it lacks protein, it hunts nematodes by f ...
Silver
Silver does not react with clean air and water.
However, it becomes dull upon contact with ozone, hydrogen sulfide, and air polluted with sulfur compounds. Silver halides slowly decompose when exposed to light.
lava
Magma is formed in deep parts of the Earth's crust.
It is formed in the Earth's upper mantle, a layer of the crust that extends to a depth of about 400 ...
NASA
The first NASA Space Shuttle, Columbia, at the end of its final flight on February 1st, 2003, disintegrated upon reentry, which resulted in the death of all seven members of the crew.
NASA
Since 2017, NASA, in collaboration with ESA, JAXA, and CSA, has been working on the Artemis program.
The program aims to reestablish a human presence on the Moon with the usage of the Space Launch Syst ...
Ganymede
Probably in 365 BC, the Chinese astronomer Gan De managed to observe Ganymede with the naked eye.
Ganymede
It was discovered on January 11, 1610, by Galileo Galilei or a few days earlier by Simon Marius.
In his work from 1614, Marius claimed that he made his discovery a few days before Galileo, and Galileo accused him of lying and plagiarism.
Nicotine
Larger doses of nicotine cause permanent blocking of the nervous system.
Nicotine binds permanently to nicotinic receptors in nerve cells, disturbing their metabolism. Initi ...
Deimos
The area of Deimos is only 483,05 square kilometers.
NASA
In 1998, NASA, in collaboration with Roscosmos (Russia), ESA (Europe), CSA (Canada), and JAXA (Japan), launched the first component of the International Space Station (ISS).
The ISS program evolved from the 1980s Space Station Freedom program. The first long-term residents ...